M 13 - Hercules Globular Star Cluster

The Hercules Globular Cluster M13 is one of the brightest and best-known globular clusters in the northern sky. It is located in the constellation Hercules at a distance of about 25,000 light-years and has a diameter of approximately 150 light-years. M13 is estimated to contain at least 500,000 stars, possibly significantly more, which are tightly bound together by their mutual gravity. The age of the cluster is estimated at about 12.5 billion years, making M13 one of the oldest known objects in our Milky Way galaxy.

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